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Node adaptive sleeping mechanism of DCF protocol in ad hoc networks

  • Lei Lei*
  • , Zong Ze Xu
  • , Xu Liu
  • *Corresponding author for this work
  • Nanjing University of Aeronautics and Astronautics

Research output: Contribution to journal › Article › peer-review

Abstract

Most of the existing node sleeping mechanisms in ad hoc networks adopt the PA/RT (periodically awake with reserve transmission) strategy, however, this strategy has some shortcomings. To overcome these shortcomings, a node adaptive sleeping mechanism (NASM) of DCF protocol was presented which can be used on both single-hop and multi-hop ad hoc networks. This sleeping mechanism does not rely on the PA/RT strategy, and permits the node to adaptively adjust the length of sleeping time according to the communication status of the nodes. The simulation results show that NASM can effectively save the average energy consumption of the nodes without significantly impairing the other performance indexes of the network.

Original languageEnglish
Pages (from-to)14-23
Number of pages10
JournalTongxin Xuebao/Journal on Communications
Volume30
Issue number10
Publication statusPublished - Oct 2009
Externally publishedYes

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • Ad hoc networks
  • Adaptive
  • DCF protocol
  • Sleeping mechanism

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